OBJECTIVES:
* Determine circulating levels of calgranulin A and calgranulin B in patients with estrogen receptor negative or estrogen receptor positive, newly diagnosed, primary stage I-III adenocarcinoma of the breast.
OUTLINE: This is a pilot study.
Patients undergo a blood draw following diagnosis of breast cancer to assess levels of circulating tumor markers, calgranulin A and calgranulin B. Serum samples are evaluated by enzyme-linked immunosorbent assay for tumor marker expression.
PROJECTED ACCRUAL: A total of 60 patients will be accrued for this study.